2m=m-4

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Solution for 2m=m-4 equation: 


Simplifying
2m = m + -4

Reorder the terms:
2m = -4 + m

Solving
2m = -4 + m

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '-1m' to each side of the equation.
2m + -1m = -4 + m + -1m

Combine like terms: 2m + -1m = 1m
1m = -4 + m + -1m

Combine like terms: m + -1m = 0
1m = -4 + 0
1m = -4

Divide each side by '1'.
m = -4

Simplifying
m = -4

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